2016 · 资料书（用于增强玩法的规则/选项）
Ecology of the Troll
This roleplaying supplement examines trolls as creatures of myth and legend, covering their possible origins, physiology, and psychology. It adds feats, equipment, alchemical items, and combat strategies for characters hunting regenerating trolls. Game Masters receive encounter options and a detailed profile of G’Mash the Troll King, including background, custom magic items, and a complete stat block.
技能型（购买或获得技能）基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Ecology of the Troll
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。